Ball

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

In mathematics, a ball is the solid figure bounded by a sphere; it is also called a solid sphere. It may be a closed ball (including the boundary points that constitute the sphere) or an open ball (excluding them).

Excerpt from the Wikipedia article “Ball (mathematics)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Lucas Vieira, Public domain, via Wikimedia Commons.